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|---|---|---|
 0001193125-14-050488-index-headers.html | 2014-02-13 13:40:23 | |
| 0001193125-14-050488-index.html | 2014-02-13 13:40:23 | |
| 0001193125-14-050488.txt | 2014-02-13 13:40:23 | |
 0001193125-14-050488-xbrl.zip | 113255 | 2014-02-13 13:40:23 |
 BarChart1.jpg | 20209 | 2014-02-13 13:40:23 |
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 BarChart3.jpg | 19683 | 2014-02-13 13:40:23 |
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| bf21-20140128.xml | 249211 | 2014-02-13 13:40:23 |
| bf21-20140128.xsd | 28628 | 2014-02-13 13:40:23 |
| bf21-20140128_cal.xml | 4888 | 2014-02-13 13:40:23 |
| bf21-20140128_def.xml | 951827 | 2014-02-13 13:40:23 |
| bf21-20140128_lab.xml | 175847 | 2014-02-13 13:40:23 |
| bf21-20140128_pre.xml | 666832 | 2014-02-13 13:40:23 |
| d616151d485bpos.htm | 33463 | 2014-02-13 13:40:23 |
| FilingSummary.xml | 6495 | 2014-02-13 13:40:23 |
| Financial_Report.xls | 523143 | 2014-02-13 13:40:23 |
| Financial_Report.xlsx | 161559 | 2014-02-13 13:40:23 |
| R1.htm | 21424 | 2014-02-13 13:40:23 |
| R10.htm | 151632 | 2014-02-13 13:40:23 |
| R17.htm | 283605 | 2014-02-13 13:40:23 |
| R18.htm | 151533 | 2014-02-13 13:40:23 |
| R2.htm | 151512 | 2014-02-13 13:40:23 |
| R25.htm | 283490 | 2014-02-13 13:40:23 |
| R26.htm | 151609 | 2014-02-13 13:40:23 |
| R33.htm | 283571 | 2014-02-13 13:40:23 |
| R34.htm | 9641 | 2014-02-13 13:40:23 |
| R9.htm | 283502 | 2014-02-13 13:40:23 |
| report.css | 2740 | 2014-02-13 13:40:23 |
| Show.js | 1410 | 2014-02-13 13:40:23 |